CN204286353U - For the guide rail bracket joint pick-up unit of lifter - Google Patents
For the guide rail bracket joint pick-up unit of lifter Download PDFInfo
- Publication number
- CN204286353U CN204286353U CN201420685390.6U CN201420685390U CN204286353U CN 204286353 U CN204286353 U CN 204286353U CN 201420685390 U CN201420685390 U CN 201420685390U CN 204286353 U CN204286353 U CN 204286353U
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- guide rail
- rail bracket
- proximity switch
- joint
- lifter
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Abstract
A kind of joint of the guide rail bracket for lifter pick-up unit, comprise be installed on cage top, near and be parallel to guide rail bracket standpipe arrange fixed support, this fixed support top be provided with induction rectify guide rail bracket standpipe is arranged, for detecting the proximity switch of the spacing of itself and guide rail bracket standpipe, the signal output part of this proximity switch is connected with the electric control gear for controlling elevator duty and stopping through signal wire.Whether the cage that can detect lifter is in advance about to enter unsteady guide rail bracket joint, avoids potential safety hazard.
Description
Technical field
The utility model relates to a kind of guide rail bracket for lifter joint pick-up unit, is mainly used in building hoist technical field.
Background technology
Lifter be a kind of on passage vertically the platform of carrying people or goods lifting or the elevating gear equipment of semiclosed platform or device, be the entirety be made up of platform and the equipment handled, motor, cable and other utility appliance.The development of lifter is being in a peak state, because most of producer or individual are in order to improve the utilization factor in place, more have selected tier building, also needs a kind of device to carry out expediently lower lifting decline goods thus.Because conventional lift cost is high, bearing capacity is lower, is not suitable for the goods of loading tens tons or hundreds of ton, so the hydraulic hoist that have developed high-bearing capacity comes supplement production and freight transportation.
And the guide tracked building hoist be applied in building trade, it is generally the lifting construction machinery adopting the transmission of rack-and-pinion form, build guide rail bracket joint, and cage, drive unit and control device etc. are set thereon, advantages such as having easy accessibility, operate steadily, be simple to operate, safe and reliable.But, along with the development of building industry, high-rise building gets more and more, the antenna height of building hoist guide rail bracket is more and more higher, guide rail bracket axial line allows the deviation checked to be difficult to detect to the installation verticality of base level reference, once there is the distortion of guide rail bracket standard knot standpipe, the situation such as coupling bolt between guide rail bracket standard knot loosens, potential safety hazard will be produced in cage vertical transport process, after cage sails unsteady guide rail bracket into, just likely cause the consequence of fatal crass.Therefore, specify in GB 26557-2011 " cage has the dual-purpose building hoist of people's goods of vertically-guided " 5.6.1 general provisions " should effective measures be had; can detect that unsteady guide rail bracket saves, and can prevent cage from entering this guide rail bracket joint or can ensure that cage does not leave firm guide rail bracket joint ".
Therefore, a kind of simple and row is wished and effective guide rail bracket joint pick-up unit adapts to solve the problem.
Summary of the invention
The technical problems to be solved in the utility model is: provide a kind of guide rail bracket for lifter to save pick-up unit for above-mentioned Problems existing, and whether the cage that can detect lifter is in advance about to enter unsteady guide rail bracket joint, avoids potential safety hazard.
The technical scheme that the utility model adopts is: for the guide rail bracket joint pick-up unit of lifter, it is characterized in that: it comprise be installed on cage top, near and be parallel to guide rail bracket standpipe arrange fixed support, this fixed support top be provided with induction rectify guide rail bracket standpipe is arranged, for detecting the proximity switch of the spacing of itself and guide rail bracket standpipe, the signal output part of this proximity switch is connected with the electric control gear for controlling elevator duty and stopping through signal wire.
Described fixed support top is provided with mount pad, and described proximity switch is installed on this mount pad.
Described mount pad is angle steel shape, two face is respectively provided with a described proximity switch, and the induction end of each proximity switch is all vertical just to the axis arranged of guide rail bracket standpipe.
Described guide rail bracket is connected in sequence by some standard knots, and described support bracket fastened length is positive integer standard knot length doubly.
Described cage top is also provided with the drive unit be therewith integrally installed on guide rail bracket, and described fixed support is fixedly installed in this drive unit top.
The utility model compared with prior art has the following advantages:
1, the utility model is provided with induction and rectifies the proximity switch arranged guide rail bracket standpipe at fixed support top, the distance between itself and guide rail bracket is detected by proximity switch, when distance when between the two exceeds proximity switch setting range L1-L2, proximity switch triggers, cut off electric control gear power supply, lifter quits work, and now, cage does not also sail unsteady guide rail bracket joint (distance between this guide rail bracket joint and proximity switch exceeds setting range L1-L2) into, thus in cage traveling process, utilize proximity switch the situation of next section of guide rail bracket to be detected in advance, prevent building hoist from sailing unsteady guide rail bracket joint into, prevent the generation of security incident, after guide rail bracket joint solves built on the sand, lifter recovers normal work.
2, fixed support top is provided with mount pad, and described proximity switch is installed on this mount pad, and this design makes the structural arrangement of proximity switch more convenient, and is convenient to safeguard or change, and improves the practicality of product.
3, support bracket fastened length is positive integer standard knot length doubly, namely support bracket fastened length is at least the length of a standard knot, proximity switch can be made at least to detect in advance, and whether next standard knot that cage prepares to enter is firm, reaches the effect detected in advance.
The structure of the guide rail bracket joint pick-up unit 4, described by the utility model is simple, with low cost, easy for installation, and reliability is high, effectively can improve production security.
Accompanying drawing explanation
Fig. 1 is the structural representation of the lifter with guide rail bracket joint pick-up unit in the utility model;
Fig. 2 is the structural representation of a standard knot of the utility model middle guide frame;
Fig. 3 is the A portion enlarged drawing of Fig. 1;
Fig. 4 is the left view of Fig. 3;
Fig. 5 is the upward view of Fig. 3;
Fig. 6 is the schematic cross-section of proximity switch and guide rail bracket in the utility model;
Fig. 7 is the A portion enlarged drawing of Fig. 6;
Embodiment
As shown in Figure 1 and Figure 2, in the present embodiment, lifter comprise be connected in sequence by some standard knots guide rail bracket 6, two cages 7 be installed on this guide rail bracket, be installed on cage 7 top for driving the drive unit 8 of cage about 7, and be connected the electric control gear 4 controlling its work with drive unit; Wherein cage 7 and drive unit 8 are integrally installed on guide rail bracket 6, and electric control gear 4 is installed on cage 7.Because the present embodiment lifter comprises two cages 7, therefore the present embodiment comprises two described pick-up units (if disregard cost or do not consider error rate, even can on the drive means, four angles of guide rail bracket respectively arrange a pick-up unit, guide rail bracket joint is detected) simultaneously, be installed on respectively on two cages 7, and be arranged near two standpipes on guide rail bracket 6 diagonal line.
As shown in Fig. 3-Fig. 7, pick-up unit described in the present embodiment comprise be installed on drive unit 8 top, near and be parallel to guide rail bracket standpipe arrange fixed support 1, this fixed support top is provided with mount pad 5 by the form of bolt or rivet welding, this mount pad is provided with induction rectify to guide rail bracket standpipe arrange, for detecting the proximity switch 2 of the spacing of itself and guide rail bracket standpipe, the signal output part of this proximity switch is connected with described electric control gear 4 through signal wire 3.The distance between itself and guide rail bracket 6 is detected by proximity switch 2, when guide rail bracket 6 be distorted or guide rail bracket 6 securing member occur loosen time, distance between proximity switch 2 and guide rail bracket 6 will change thereupon, when the distance after changing exceeds proximity switch 2 setting range L1-L2, proximity switch 2 sends trigger pip to electric control gear 4, close the work of cage 7, stop cage 7 to enter and may there is the guide rail bracket joint being out of shape or connecting situations such as loosening.
Described mount pad 5, in angle steel shape, two face is respectively provided with a described proximity switch 2 (face of the axis of proximity switch and its place mount pad is perpendicular), and the induction end of each proximity switch 2 is all vertical just to the axis arranged of guide rail bracket standpipe.Two proximity switches 2 arranged detect guide rail bracket 6 simultaneously, such that detection efficiency is higher, better effects if, ensure the job security of lifter further.
The length of described fixed support 1 is positive integer standard knot length doubly, namely the length of fixed support 1 is at least the length of a standard knot, proximity switch 2 can be made at least to detect in advance, and whether next standard knot that cage 7 prepares to enter is firm, reaches the effect detected in advance.
Principle of work:
During building hoist work, proximity switch 2 runs along the standpipe of guide rail bracket 6, because fixed support 1 is positioned at drive unit 8 top, and its length is the positive integer times of standard knot length, proximity switch 2 can remain and detect cage 7 guide rail bracket joint to be entered in advance, detect guide rail bracket joint in advance and whether there is unsteady factor, as long as two proximity switches 2 one of them distance values detected not within the scope of L1 ~ L2, then send signal, electric control gear 4 is sent to through signal wire 3, electric control gear 4 power-off, building hoist stopping work.In time getting rid of unsteady guide rail bracket joint, lifter can be reused, and so just effectively prevent the generation of security incident.
The guide rail bracket joint pick-up unit of the present embodiment can detect as standard knot coupling bolt loosens, and produces the shake of guide rail bracket joint; Guide rail bracket joint verticality exceeds setting; Whether drive unit 8 and cage 7 roller are out of shape etc. situation through the standpipe of standard knot.
Above content described in this instructions is only to the explanation of the utility model structure example.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (5)
1. the joint of the guide rail bracket for a lifter pick-up unit, it is characterized in that: it comprise be installed on cage top, near and be parallel to guide rail bracket standpipe arrange fixed support (1), this fixed support top be provided with induction rectify guide rail bracket standpipe is arranged, for detecting the proximity switch (2) of the spacing of itself and guide rail bracket standpipe, the signal output part of this proximity switch is connected with the electric control gear (4) for controlling elevator duty and stopping through signal wire (3).
2. the joint of the guide rail bracket for lifter pick-up unit according to claim 1, it is characterized in that: described fixed support (1) top is provided with mount pad (5), described proximity switch (2) is installed on this mount pad.
3. the joint of the guide rail bracket for lifter pick-up unit according to claim 2, it is characterized in that: described mount pad (5) is in angle steel shape, two face is respectively provided with a described proximity switch (2), the induction end of each proximity switch (2) is all vertical just to the axis arranged of guide rail bracket standpipe.
4. the joint of the guide rail bracket for the lifter pick-up unit according to claim 1 or 2 or 3, is characterized in that: described guide rail bracket is connected in sequence by some standard knots, and the length of described fixed support (1) is positive integer standard knot length doubly.
5. the joint of the guide rail bracket for the lifter pick-up unit according to claim 1 or 2 or 3, it is characterized in that: described cage top is also provided with the drive unit be therewith integrally installed on guide rail bracket, described fixed support (1) is fixedly installed in this drive unit top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420685390.6U CN204286353U (en) | 2014-11-14 | 2014-11-14 | For the guide rail bracket joint pick-up unit of lifter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420685390.6U CN204286353U (en) | 2014-11-14 | 2014-11-14 | For the guide rail bracket joint pick-up unit of lifter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204286353U true CN204286353U (en) | 2015-04-22 |
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ID=52869504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420685390.6U Active CN204286353U (en) | 2014-11-14 | 2014-11-14 | For the guide rail bracket joint pick-up unit of lifter |
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| Country | Link |
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| CN (1) | CN204286353U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466986A (en) * | 2018-12-28 | 2019-03-15 | 山东大汉建设机械股份有限公司 | A kind of transmission mechanism of building hoist examines tooling and method |
| CN110294381A (en) * | 2019-08-08 | 2019-10-01 | 湖北江汉建筑工程机械有限公司 | A kind of elevator guide bracket is bolted reliability detecting device and its method |
-
2014
- 2014-11-14 CN CN201420685390.6U patent/CN204286353U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109466986A (en) * | 2018-12-28 | 2019-03-15 | 山东大汉建设机械股份有限公司 | A kind of transmission mechanism of building hoist examines tooling and method |
| CN110294381A (en) * | 2019-08-08 | 2019-10-01 | 湖北江汉建筑工程机械有限公司 | A kind of elevator guide bracket is bolted reliability detecting device and its method |
| CN110294381B (en) * | 2019-08-08 | 2024-03-19 | 湖北江汉建筑工程机械有限公司 | Device and method for detecting reliability of bolted connection of guide rail frame of elevator |
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